NEETChemistryGeneral Principles and Processes of Isolation of Metals
How is copper extracted from low grade copper ores?
Options
- ACopper is extracted by hydrometallurgy from low grade copper ores. It is leached out using acid or bacteria. T
- BCopper ores are dissolved in acid to form copper ions, which are then reduced to copper metal.
- CCopper ores are subjected to high-pressure heat treatment to release copper vapor, which is condensed into cop
- DCopper ores are crushed and mechanically separated to obtain copper metal.
Correct answer
A. Copper is extracted by hydrometallurgy from low grade copper ores. It is leached out using acid or bacteria. T
Step-by-step solution
Correct Option is : (A) Copper is extracted by hydrometallurgy from low grade copper ores. It is leached out using acid or bacteria. The solution containing Cu 2+ is treated with scrap iron, Zn or H 2 .